Toronto - Air Quality Health Index

Observed ConditionsFootnote †

Calculated at: 1:00 AM EDT Monday 24 September 2018

2Low Risk




1
2
3
4
5
6
7
8
9
10
+

Low Risk
(1-3)

Moderate Risk
(4-6)

High Risk
(7-10)

Very High Risk



At-Risk Population:

General Population:

  • Ideal air quality for outdoor activities.

Forecast Maximums

Issued at: 5:00 PM EDT Sunday 23 September 2018

Sunday night

3 - Low Risk

Monday

3 - Low Risk

Who is at risk?

People with heart and lung conditions are most affected by air pollution.

To find out if you are at risk, consult the health guide, your physician, or your local health authority.

Visit the national AQHI Web site to learn more about the AQHI.

Did you know...?

Ten seconds of idling can use more fuel than turning off the engine and restarting it.


The AQHI is an initiative between Environment Canada, Health Canada and the Province of Ontario.

AQHIScale

Observed ConditionsFootnote †


2 - Low Risk

Calculated at:

1:00 AM EDT Monday 24 September 2018


Forecast Maximums


Sunday night
3 - Low Risk



Monday
3 - Low Risk




Issued at:

5:00 PM EDT Sunday 23 September 2018


The AQHI is an initiative between Environment Canada, Health Canada and the Province of Ontario.

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